EP3939262A4 - Procédé, dispositif et système de détermination d'un poids de prédiction pour mode de fusion - Google Patents

Procédé, dispositif et système de détermination d'un poids de prédiction pour mode de fusion Download PDF

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Publication number
EP3939262A4
EP3939262A4 EP20769820.0A EP20769820A EP3939262A4 EP 3939262 A4 EP3939262 A4 EP 3939262A4 EP 20769820 A EP20769820 A EP 20769820A EP 3939262 A4 EP3939262 A4 EP 3939262A4
Authority
EP
European Patent Office
Prior art keywords
merge mode
prediction weight
determining prediction
determining
weight
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP20769820.0A
Other languages
German (de)
English (en)
Other versions
EP3939262A1 (fr
Inventor
Jie Chen
Ruling LIAO
Yan Ye
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Alibaba Group Holding Ltd
Original Assignee
Alibaba Group Holding Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Alibaba Group Holding Ltd filed Critical Alibaba Group Holding Ltd
Priority to EP23171899.0A priority Critical patent/EP4243417A3/fr
Publication of EP3939262A1 publication Critical patent/EP3939262A1/fr
Publication of EP3939262A4 publication Critical patent/EP3939262A4/fr
Withdrawn legal-status Critical Current

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/513—Processing of motion vectors
    • H04N19/517—Processing of motion vectors by encoding
    • H04N19/52—Processing of motion vectors by encoding by predictive encoding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/537—Motion estimation other than block-based
    • H04N19/54—Motion estimation other than block-based using feature points or meshes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/573—Motion compensation with multiple frame prediction using two or more reference frames in a given prediction direction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/577—Motion compensation with bidirectional frame interpolation, i.e. using B-pictures
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
EP20769820.0A 2019-03-11 2020-02-28 Procédé, dispositif et système de détermination d'un poids de prédiction pour mode de fusion Withdrawn EP3939262A4 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP23171899.0A EP4243417A3 (fr) 2019-03-11 2020-02-28 Procédé, dispositif et système de détermination d'un poids de prédiction pour mode de fusion

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201962816879P 2019-03-11 2019-03-11
PCT/US2020/020483 WO2020185429A1 (fr) 2019-03-11 2020-02-28 Procédé, dispositif et système de détermination d'un poids de prédiction pour mode de fusion

Related Child Applications (1)

Application Number Title Priority Date Filing Date
EP23171899.0A Division EP4243417A3 (fr) 2019-03-11 2020-02-28 Procédé, dispositif et système de détermination d'un poids de prédiction pour mode de fusion

Publications (2)

Publication Number Publication Date
EP3939262A1 EP3939262A1 (fr) 2022-01-19
EP3939262A4 true EP3939262A4 (fr) 2022-11-09

Family

ID=72424206

Family Applications (2)

Application Number Title Priority Date Filing Date
EP23171899.0A Pending EP4243417A3 (fr) 2019-03-11 2020-02-28 Procédé, dispositif et système de détermination d'un poids de prédiction pour mode de fusion
EP20769820.0A Withdrawn EP3939262A4 (fr) 2019-03-11 2020-02-28 Procédé, dispositif et système de détermination d'un poids de prédiction pour mode de fusion

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP23171899.0A Pending EP4243417A3 (fr) 2019-03-11 2020-02-28 Procédé, dispositif et système de détermination d'un poids de prédiction pour mode de fusion

Country Status (5)

Country Link
US (2) US11394999B2 (fr)
EP (2) EP4243417A3 (fr)
JP (1) JP2022523350A (fr)
KR (1) KR20210129721A (fr)
WO (1) WO2020185429A1 (fr)

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WO2019144908A1 (fr) * 2018-01-26 2019-08-01 Mediatek Inc. Procédé et appareil de prédiction inter affine pour un système de codage vidéo
JP7104186B2 (ja) 2018-06-05 2022-07-20 北京字節跳動網絡技術有限公司 Ｉｂｃとａｔｍｖｐとの間でのインタラクション
EP3788782A1 (fr) 2018-06-21 2021-03-10 Beijing Bytedance Network Technology Co. Ltd. Héritage mv de sous-blocs entre des composants de couleur
CN110636298B (zh) 2018-06-21 2022-09-13 北京字节跳动网络技术有限公司 对于Merge仿射模式和非Merge仿射模式的统一约束
CN110944170B (zh) * 2018-09-24 2023-05-02 北京字节跳动网络技术有限公司 扩展Merge预测
EP3861723A4 (fr) 2018-11-10 2022-04-20 Beijing Bytedance Network Technology Co., Ltd. Arrondissement dans des calculs de candidats à la fusion moyennés et appairés
JP7247345B2 (ja) * 2018-12-13 2023-03-28 ベイジン、ターチア、インターネット、インフォメーション、テクノロジー、カンパニー、リミテッド ビデオ復号化方法、ビデオ復号化装置、及びプログラム
WO2020185429A1 (fr) * 2019-03-11 2020-09-17 Alibaba Group Holding Limited Procédé, dispositif et système de détermination d'un poids de prédiction pour mode de fusion
JP7256290B2 (ja) * 2019-03-12 2023-04-11 エルジー エレクトロニクス インコーポレイティド 双予測のための加重値インデックス情報を誘導するビデオ又は映像コーディング
KR102627936B1 (ko) * 2019-06-14 2024-01-23 엘지전자 주식회사 쌍 예측이 적용되는 경우 가중 평균을 위한 가중치 인덱스 정보를 도출하는 영상 디코딩 방법 및 그 장치
CN114303375A (zh) * 2019-06-24 2022-04-08 Lg电子株式会社 使用双向预测的视频解码方法和用于该方法的装置
US20240007615A1 (en) * 2022-07-04 2024-01-04 Alibaba (China) Co., Ltd. Deriving bi-prediction with coding unit-level weight indices for merge candidates

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KR102480191B1 (ko) 2016-05-13 2022-12-21 브이아이디 스케일, 인크. 비디오 코딩을 위한 일반화된 다중-가설 예측 시스템 및 방법
US10448010B2 (en) * 2016-10-05 2019-10-15 Qualcomm Incorporated Motion vector prediction for affine motion models in video coding
WO2018097692A2 (fr) * 2016-11-28 2018-05-31 한국전자통신연구원 Procédé et appareil de codage/décodage d'image et support d'enregistrement contenant en mémoire un train de bits
US10701390B2 (en) * 2017-03-14 2020-06-30 Qualcomm Incorporated Affine motion information derivation
US20180332298A1 (en) * 2017-05-10 2018-11-15 Futurewei Technologies, Inc. Bidirectional Prediction In Video Compression
RU2770185C2 (ru) * 2017-06-26 2022-04-14 ИНТЕРДИДЖИТАЛ ВиСи ХОЛДИНГЗ, ИНК. Множество кандидатов предсказателя для компенсации движения
US11184636B2 (en) * 2017-06-28 2021-11-23 Sharp Kabushiki Kaisha Video encoding device and video decoding device
CN109922347A (zh) * 2017-12-13 2019-06-21 财团法人工业技术研究院 视频编译码方法及其图像处理装置
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CN111357294B (zh) * 2018-10-23 2022-12-30 北京字节跳动网络技术有限公司 基于子块的运动信息列表的简化熵编解码
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CHEN (ALIBABA-INC) J ET AL: "Non-CE2: Gbi inheritance for constructed affine merge candidate", no. JVET-N0481, 13 March 2019 (2019-03-13), XP030203126, Retrieved from the Internet <URL:http://phenix.int-evry.fr/jvet/doc_end_user/documents/14_Geneva/wg11/JVET-N0481-v1.zip JVET-N481-v1.docx> [retrieved on 20190313] *
CHEN J ET AL: "Algorithm description for Versatile Video Coding and Test Model 4 (VTM 4)", no. JVET-M1002, 16 February 2019 (2019-02-16), XP030254429, Retrieved from the Internet <URL:http://phenix.int-evry.fr/jvet/doc_end_user/documents/13_Marrakech/wg11/JVET-M1002-v1.zip JVET-M1002-v1.docx> [retrieved on 20190216] *
Y-C SU ET AL: "CE4-related: Generalized bi-prediction improvements combined from JVET-L0197 and JVET-L0296", no. JVET-L0646, 5 October 2018 (2018-10-05), XP030194925, Retrieved from the Internet <URL:http://phenix.int-evry.fr/jvet/doc_end_user/documents/12_Macao/wg11/JVET-L0646-v2.zip JVET-L0646-v2-clean.docx> [retrieved on 20181005] *

Also Published As

Publication number Publication date
WO2020185429A1 (fr) 2020-09-17
WO2020185429A8 (fr) 2021-11-04
EP3939262A1 (fr) 2022-01-19
TW202044830A (zh) 2020-12-01
EP4243417A3 (fr) 2023-11-15
JP2022523350A (ja) 2022-04-22
US20200296415A1 (en) 2020-09-17
US11394999B2 (en) 2022-07-19
EP4243417A2 (fr) 2023-09-13
US20220345741A1 (en) 2022-10-27
CN113748673A (zh) 2021-12-03
KR20210129721A (ko) 2021-10-28

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